Villager: Prevent locking of all trades

This is done by adding an "emergency unlock" which unlocks
everything else when the last trade was locked.
This commit is contained in:
Wuzzy 2018-06-10 13:48:40 +02:00
parent ed52e49408
commit 51ff6b1725

View file

@ -5,7 +5,6 @@
-- TODO: Particles
-- TODO: 4s Regeneration I after trade unlock
-- FIXME: Possible to lock all trades
-- intllib
local MP = minetest.get_modpath(minetest.get_current_modname())
@ -360,6 +359,9 @@ local init_profession = function(self)
if not self._max_trade_tier then
self._max_trade_tier = 1
end
if not self._locked_trades then
self._locked_trades = 0
end
end
local init_trades = function(self, inv)
@ -842,34 +844,59 @@ local trade_inventory = {
-- Otherwise, 20% chance to unlock if used freshly reset trade
unlock_stuff = true
end
-- DEBUG
unlock_stuff = false
local update_formspec = false
if unlock_stuff then
-- First-time trade unlock all trades and unlock next trade tier
if trade.tier + 1 > trader._max_trade_tier then
trader._max_trade_tier = trader._max_trade_tier + 1
update_max_tradenum(trader)
show_trade_formspec(name, trader, tradenum)
update_formspec = true
end
for t=1, #trades do
trades[t].locked = false
trades[t].trade_counter = 0
end
trader._locked_trades = 0
-- Also heal trader for unlocking stuff
-- TODO: Replace by Regeneration I
trader.health = math.min(trader.hp_max, trader.health + 4)
end
trade.trade_counter = trade.trade_counter + 1
if trade.trade_counter >= 12 then
trade.locked = true
elseif trade.trade_counter >= 2 then
local r = math.random(1, math.random(4, 10))
if r == 1 then
-- Semi-randomly lock trade for repeated trade (not if there's only 1 trade)
if trader._max_tradenum > 1 then
if trade.trade_counter >= 12 then
trade.locked = true
elseif trade.trade_counter >= 2 then
local r = math.random(1, math.random(4, 10))
if r == 1 then
trade.locked = true
end
end
end
trader._trades = minetest.serialize(trades)
if trade.locked then
inv:set_stack("output", 1, "")
update_formspec = true
trader._locked_trades = trader._locked_trades + 1
-- Check if we managed to lock ALL available trades. Rare but possible.
if trader._locked_trades >= trader._max_tradenum then
-- Emergency unlock! Unlock all other trades except the current one
for t=1, #trades do
if t ~= tradenum then
trades[t].locked = false
trades[t].trade_counter = 0
end
end
trader._locked_trades = 1
-- Also heal trader for unlocking stuff
-- TODO: Replace by Regeneration I
trader.health = math.min(trader.hp_max, trader.health + 4)
end
end
trader._trades = minetest.serialize(trades)
if update_formspec then
show_trade_formspec(name, trader, tradenum)
end
else